18026668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21563}}^1$

素因数の和:21597

約数の個数: 24

約数和(自身を含む): 36227520

約数和(自身を除く): 18200852

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21563, 43126, 86252, 237193, 409697, 474386, 819394, 948772, 1638788, 4506667, 9013334, 18026668]

約数ペア:

[(1, 18026668), (2, 9013334), (4, 4506667), (11, 1638788), (19, 948772), (22, 819394), (38, 474386), (44, 409697), (76, 237193), (209, 86252), (418, 43126), (836, 21563)]